# Skill Sphere vs KarizmaticU Hub

The clearest difference is update cadence: Skill Sphere at every 4 months against KarizmaticU Hub's every 8 months. Skill Sphere also leads on device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Skill Sphere sells 10 one-off in-app purchases and KarizmaticU Hub sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Skill Sphere ships an update every 4 months, KarizmaticU Hub every 8 months. Both last shipped on November 8, 2026.

## The numbers

| Metric | Skill Sphere | KarizmaticU Hub |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 8 months |
| Size | 146 MB | 85 MB |
| Requires iOS | **15.5** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Online Learning](https://appshunter.io/developer/1790866777) | [TagMango Inc](https://appshunter.io/developer/1611765353) |

## What reviewers say

### Skill Sphere

[App page](https://appshunter.io/ios/app/skill-sphere-kode-mapa/id6475598680)

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Package - AM | $29.99 | one-time |
| Package - AL | $29.99 | one-time |
| Package - BA | $39.99 | one-time |
| Package - BD | $39.99 | one-time |
| Package - AW | $39.99 | one-time |
| Package - AX | $39.99 | one-time |
| Package - AY | $39.99 | one-time |
| Package - BC | $39.99 | one-time |
| Package - BE | $44.99 | one-time |
| Package - BG | $49.99 | one-time |


### KarizmaticU Hub

[App page](https://appshunter.io/ios/app/karizmaticu-hub/id6497224101)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| The Unstoppable You | $29.99 | one-time |
| KarizmaticU Silver Membership | $149.99 | one-time |


## Frequently asked questions

### Is Skill Sphere free?

Skill Sphere is free to download, with in-app purchases available.

### Is KarizmaticU Hub free?

KarizmaticU Hub is free to download, with in-app purchases available.

### Do Skill Sphere or KarizmaticU Hub have ads?

Neither Skill Sphere nor KarizmaticU Hub shows ads.

### Which is updated more often, Skill Sphere or KarizmaticU Hub?

Skill Sphere ships an update every 4 months, and KarizmaticU Hub every 8 months. Most recently, Skill Sphere was updated on November 8, 2026 and KarizmaticU Hub on November 8, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*